The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.
an area where two or more mountain ranges intersect. This area is usually high and difficult to reach—for example, Matcha, the region where the Turkestan, Zeravshan, and Alai ranges intersect in Middle Asia.
The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.